USN-3579-1: LibreOffice vulnerability
Ubuntu Security Notice USN-3579-1
21st February, 2018
libreoffice vulnerability
A security issue affects these releases of Ubuntu and its
derivatives:
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
Summary
LibreOffice would allow unintended access to files over the network.
Software description
- libreoffice
– Office productivity suite
Details
It was discovered that =WEBSERVICE calls in a document could be used to
read arbitrary files. If a user were tricked in to opening a specially
crafted document, a remote attacker could exploit this to obtain sensitive
information. (CVE-2018-6871)
Update instructions
The problem can be corrected by updating your system to the following
package version:
- Ubuntu 17.10:
-
libreoffice-core
1:5.4.5-0ubuntu0.17.10.1
- Ubuntu 16.04 LTS:
-
libreoffice-core
1:5.1.6~rc2-0ubuntu1~xenial3
- Ubuntu 14.04 LTS:
-
libreoffice-core
1:4.2.8-0ubuntu5.3
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to restart LibreOffice to make
all the necessary changes.
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